BOYANOVA, L.; BOYANOVA, L.; YORDANOV, D.; GERGOVA, R.; MARKOVSKA, R. Distribution and Evolution of cagA, cagE, and vacA Genes among Helicobacter pylori Isolates in Bulgaria. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 79, n. 7, p. 923–930, 2026. DOI: 10.7546/CRABS.2026.07.09. Disponível em: https://proceedings.bas.bg/index.php/cr/article/view/1015. Acesso em: 14 aug. 2026.